Seiko Cal. 6657 - 173

The Seiko 6657-173 represents an important milestone in Seiko's 1971 lineup. The Bidirectional bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-618e7449a27b]

Also known as: Samurai, Rally

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

15.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Champagne

Jewels

21j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1971

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